const {app, BrowserWindow} = require('electron')
const path = require('path')
const url = require('url')
// Keep a global reference of the window object, if you don't, the window will
// be closed automatically when the JavaScript object is garbage collected.
let win
function createWindow () {
 // Create the browser window.
 win = new BrowserWindow({width: 800, height: 600})
 // and load the index.html of the app.
 win.loadURL(url.format({
 pathname: path.join(__dirname, 'index.html'),
 protocol: 'file:',
 slashes: true
 }))
 // Open the DevTools.
 // win.webContents.openDevTools()
 // Emitted when the window is closed.
 win.on('closed', () => {
 // Dereference the window object, usually you would store windows
 // in an array if your app supports multi windows, this is the time
 // when you should delete the corresponding element.
 win = null
 })
}
// This method will be called when Electron has finished
// initialization and is ready to create browser windows.
// Some APIs can only be used after this event occurs.
app.on('ready', createWindow)
// Quit when all windows are closed.
app.on('window-all-closed', () => {
 // On macOS it is common for applications and their menu bar
 // to stay active until the user quits explicitly with Cmd + Q
 if (process.platform !== 'darwin') {
 app.quit()
 }
})
app.on('activate', () => {
 // On macOS it's common to re-create a window in the app when the
 // dock icon is clicked and there are no other windows open.
 if (win === null) {
 createWindow()
 }
})
// In this file you can include the rest of your app's specific main process
// code. You can also put them in separate files and require them here.